Atlantic Water Gardens Pond Net, 15-Feet by 20-Feet, Heavy-duty, Includes Stakes Pond Nets keep out leaves and other wind blown debris for a clean pond in the fall and spring Durable poly netting is UV-resistant for extended lifespan Physical barrier also protects fish from heron and other predators Netting your pond reduces organic wastes that can fuel algae growth and reduce oxygen levels " x " openings keep out smaller windblown debris 4 pre-cut and 3 roll sizes fit most water feature designs New stake design is longer with a larger diameter head for improved net retention Stakes available in 50 piece quantities for use with 100' rolled netting